Created
February 7, 2024 06:48
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Bulk DNS queries at blazing fast speed! (A/AAAA)
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| <?php | |
| // enter domain names in a file, newline delimited | |
| $filename = 'domain_names.txt'; | |
| // read the file | |
| $fp = @fopen($filename, 'r'); | |
| !$fp?die('File not found!'):''; | |
| $domains = explode(PHP_EOL, fread($fp, filesize($filename))); | |
| fclose($fp); | |
| // Mapping for DNS record types | |
| $typeMapping = [ | |
| 1 => 'A', // Mapping for A record type | |
| 28 => 'AAAA', // Mapping for AAAA record type | |
| // Add more mappings as needed for other record types | |
| ]; | |
| $dnsRecords = []; // Array to store DNS records | |
| $mh = curl_multi_init(); // Initialize cURL multi-handler for concurrent requests | |
| $ch = []; // Array to store individual cURL handles | |
| // Loop through each domain to make A and AAAA DNS record requests | |
| foreach ($domains as $domain) { | |
| // cURL handle for A record request | |
| $chA = curl_init(); | |
| $optionsA = [ | |
| CURLOPT_URL => "https://dns.google/resolve?name=$domain&type=A", // DNS query URL for A records | |
| CURLOPT_RETURNTRANSFER => true, // Return the transfer as a string | |
| CURLOPT_HTTP_VERSION => 31, // Set to 31 to require HTTP/3, 30 to allow fallback | |
| ]; | |
| curl_setopt_array($chA, $optionsA); | |
| curl_multi_add_handle($mh, $chA); | |
| $ch[] = $chA; | |
| // cURL handle for AAAA record request | |
| $chAAAA = curl_init(); | |
| $optionsAAAA = [ | |
| CURLOPT_URL => "https://dns.google/resolve?name=$domain&type=AAAA", // DNS query URL for AAAA records | |
| CURLOPT_RETURNTRANSFER => true, // Return the transfer as a string | |
| CURLOPT_HTTP_VERSION => 31, // Set to 31 to require HTTP/3, 30 to allow fallback | |
| ]; | |
| curl_setopt_array($chAAAA, $optionsAAAA); | |
| curl_multi_add_handle($mh, $chAAAA); | |
| $ch[] = $chAAAA; | |
| } | |
| // Execute the cURL multi-handler to perform concurrent requests | |
| do { | |
| while (($info = curl_multi_info_read($mh)) !== false) { | |
| curl_multi_remove_handle($mh, $info['handle']); | |
| } | |
| curl_multi_exec($mh, $running); | |
| } while ($running > 0); | |
| // Process the responses for each domain | |
| foreach ($ch as $index => $handle) { | |
| $response = curl_multi_getcontent($handle); | |
| $domain = $domains[(int)($index / 2)]; // Cast to int to avoid float to int conversion warning | |
| // Process $response as needed | |
| $decodedResponse = json_decode($response, true); | |
| // Check if the 'Answer' key exists in the response | |
| if (isset($decodedResponse['Answer'])) { | |
| $records = $decodedResponse['Answer']; | |
| $recordType = null; | |
| $recordType = $typeMapping[$records[0]['type']]; | |
| // If neither A nor AAAA found, mark as 'Not Found' | |
| $recordType = $recordType ?? 'Not Found'; | |
| // Store DNS records in the array | |
| $dnsRecords[$domain][$recordType] = array_column($records, 'data'); | |
| } else { | |
| // If 'Answer' key is not found, mark as 'Record Not Found' | |
| $recordType = $typeMapping[$decodedResponse['Question'][0]['type']]; | |
| $dnsRecords[$domain]["$recordType"] = ["# Record Not Found"]; | |
| } | |
| } | |
| curl_multi_close($mh); // Close the cURL multi-handler | |
| $detailed = $json = $yaml = 0; | |
| if(isset($_GET['detailed'])) | |
| $detailed = 1; | |
| if(isset($_GET['json'])) | |
| $json = 1; | |
| if(isset($_GET['yaml']) && function_exists('yaml_emit')) | |
| $yaml = 1; | |
| if($json){ | |
| header('Content-Type: application/json'); | |
| print json_encode($dnsRecords); | |
| } elseif($yaml){ | |
| header('Content-Type: text/yaml'); | |
| print yaml_emit($dnsRecords); | |
| } else { | |
| header('Content-Type: text/plain'); | |
| // Output the DNS records in a human-readable format | |
| foreach ($dnsRecords as $domain => $records) { | |
| if($detailed) | |
| echo "# Domain: $domain".PHP_EOL; | |
| foreach ($records as $type => $values) { | |
| if($detailed) | |
| echo "# $type".PHP_EOL; | |
| foreach ($values as $value) { | |
| echo "$value".PHP_EOL; | |
| } | |
| } | |
| if($detailed) | |
| echo PHP_EOL; | |
| } | |
| } | |
| ?> |
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